CN218269650U

CN218269650U - Adsorption type efficient heat exchanger for outer wall of pipeline

Info

Publication number: CN218269650U
Application number: CN202222095166.9U
Authority: CN
Inventors: 李迪文
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-10
Filing date: 2022-08-10
Publication date: 2023-01-10
Anticipated expiration: 2032-08-10

Abstract

The utility model relates to a pipeline outer wall adsorption type high-efficiency heat exchanger, which comprises a shell component, a heat exchange component and a fluid pipeline, wherein the heat exchange component comprises two hollow semicircular tile heat exchange parts, and the fluid pipeline is arranged in a hollow cylindrical cavity enclosed by the two hollow semicircular tile heat exchange parts; the two hollow semicircular tile heat exchange components are fixedly connected through a plurality of pipe hoop assemblies arranged at intervals; the outer peripheral surface of each hollow semicircular tile heat exchange component is also provided with an insulating layer with the shape matched with that of the outer peripheral surface; the hollow semicircular tile heat exchange component comprises a water inlet branch pipe, a water outlet branch pipe, a semicircular tile outer wall, a semicircular ring blind plate and a semicircular tile inner wall, wherein the water inlet branch pipe and the water outlet branch pipe are respectively arranged at two ends of the semicircular tile outer wall. The heat exchanger has the advantages of reasonable structural design, convenience in installation and disassembly, good heat exchange effect, capability of recycling waste heat and cold heat emitted to the outside by various pipelines, capability of helping users to realize energy conservation and emission reduction, production and management benefits improvement and the like.

Description

Adsorption type efficient heat exchanger for outer wall of pipeline

Technical Field

The utility model relates to a heat exchanger technical field especially relates to a pipeline outer wall adsorbs high-efficient heat exchanger of formula.

Background

With the continuous improvement of energy cost, the comprehensive utilization of energy is more and more emphasized. Fluid conveying pipelines are widely applied to various production equipment, and when the pipelines operate, waste cold and waste heat are continuously emitted to the outside, such as the waste cold is emitted to the outside by the pipelines in the liquefied gas vaporization and supply process; a large amount of waste heat is discharged from exhaust pipes of boilers and fuel oil and gas engines; an exhaust pipe and an air return pipe of the refrigeration air-conditioning system emit waste heat and waste cold; the tail gas discharge pipe of the steel-making blast furnace, the exhaust pipe of the air compressor and the lubricating oil pipe emit waste heat and the like; in order to effectively recover the waste heat and waste cold energy, the waste heat and waste cold energy is a research hotspot in the field. The applicant discloses a novel refrigeration system waste heat recovery heat exchanger, which is applied for patent application No. CN201561673U on 11/12/2009 in actual use, and finds that the applicable pipeline types are relatively limited in practical use, and the defects of low heat exchange efficiency, inconvenience in disassembly and installation and the like exist. Based on this, this application provides a pipeline outer wall adsorbs formula high efficiency heat exchanger to above-mentioned research background to satisfy actual design and applicable needs.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned that prior art exists, the utility model aims to provide a: the utility model provides a high-efficient heat exchanger of pipeline outer wall absorption formula, it has that structural design is reasonable, the installation and dismantle convenient, the heat transfer effect is good, carries out recycle to the useless cold used heat that various pipelines gived off to the external world, helps the user to realize energy saving and emission reduction, promotes advantages such as production operational benefits.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pipeline outer wall adsorption type efficient heat exchanger comprises an outer shell component, a heat exchange component and a fluid pipeline, wherein the heat exchange component comprises two hollow semicircular tile heat exchange parts, and the fluid pipeline is arranged in a hollow cylindrical cavity defined by the two hollow semicircular tile heat exchange parts; the two hollow semicircular tile heat exchange components are fixedly connected through a plurality of pipe hoop assemblies arranged at intervals; the outer peripheral surface of each hollow semicircular tile heat exchange component is also provided with an insulating layer with the shape matched with that of the outer peripheral surface; a groove matched with the pipe hoop assembly in shape is formed in the position, corresponding to the pipe hoop assembly, of the heat insulation layer; the shell component comprises two shells, and the heat insulation layer is arranged between the inner peripheral surface of each shell and the outer peripheral surface of the hollow semicircular tile heat exchange component; the cavity semicircle tile heat transfer part is including going into water branch pipe, play water branch pipe, semicircle tile outer wall, semicircle ring blind plate, semicircle tile inner wall, it sets up respectively at the both ends of semicircle tile outer wall to go into water branch pipe, play water branch pipe, semicircle tile outer wall set up in the semicircle tile inner wall outside and with semicircle tile inner wall shape looks adaptation, semicircle ring blind plate set up at the both ends of semicircle tile outer wall, semicircle tile inner wall and with enclose into airtight cavity passageway between the outside of the inboard of semicircle tile outer wall, semicircle tile inner wall, the one end of going into water branch pipe, play water branch pipe all with airtight cavity passageway is connected, the other end of going into water branch pipe, play water branch pipe is connected with water inlet main pipe, play water main pipe respectively.

As a further optimization of the above scheme, the pipe hoop assembly comprises a semicircular plate body and connecting portions respectively arranged at two end portions of the semicircular plate body, wherein mounting holes are formed in the connecting portions, and fixing bolts in threaded fit connection with the mounting holes are arranged in the mounting holes.

As a further optimization of the scheme, the positions of the heat-insulating layer and the shell corresponding to the water inlet branch pipe and the water outlet branch pipe are respectively provided with a mounting groove matched with the shapes of the water inlet branch pipe and the water outlet branch pipe.

As a further optimization of the scheme, a semicircular rubber mat is arranged between the end part of the hollow semicircular tile heat exchange component and the end part of the shell; a snake-shaped flow passage is arranged in the closed cavity passage.

Adopt the utility model discloses a high-efficient heat exchanger of pipeline outer wall absorption formula has following beneficial effect:

structural design is reasonable, and convenient to use carries out recycle to the cold used heat of giving off to the external world of various pipelines, and help the user to realize energy saving and emission reduction, promotes production operational benefits, to giving off useless cold, boiler, a large amount of used heat, refrigeration air conditioning system blast pipe and muffler and giving off used heat and useless cold, steelmaking blast furnace tail gas discharge pipe, air compressor machine blast pipe and lubricating oil pipe give off waste heat and so on connecting tube and all can adopt if liquefied gas vaporization air feed in-process pipeline to the external world the utility model discloses the heat exchanger is retrieved and is recycled.

Drawings

Fig. 1 is a schematic view of the heat exchanger according to the present invention installed on a fluid pipeline.

Fig. 2 is the schematic view of the installation process of the heat exchanger of the present invention.

Fig. 3 is the schematic structural diagram of the hollow semicircular tile heat exchange component in the heat exchanger of the utility model.

Fig. 4 is a schematic view of each component of the heat exchanger of the present invention.

Fig. 5 is a cross-sectional view of the heat exchanger of the present invention.

Fig. 6 is a diagram illustrating an application example of the heat exchanger of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1-6.

A pipeline outer wall adsorption type efficient heat exchanger comprises a shell assembly, a heat exchange assembly and a fluid pipeline 6; the heat exchange assembly comprises two hollow semicircular tile heat exchange parts 1, and the fluid pipeline is arranged in a hollow cylindrical cavity defined by the two hollow semicircular tile heat exchange parts; the two hollow semicircular tile heat exchange components are fixedly connected through a plurality of pipe hoop assemblies 3 which are arranged at intervals; the peripheral surface of each hollow semicircular tile heat exchange component is also provided with an insulating layer 4 with the shape matched with that of the peripheral surface; a groove matched with the pipe hoop assembly in shape is formed in the position, corresponding to the pipe hoop assembly, of the heat insulation layer; the shell component comprises two shells 5, and the heat-insulating layer is arranged between the inner peripheral surface of each shell and the outer peripheral surface of the hollow semicircular tile heat exchange component; the hollow semicircular tile heat exchange component comprises a water inlet branch pipe 1-1, a water outlet branch pipe 1-2, a semicircular tile outer wall 1-3, a semicircular ring blind plate 1-4 and a semicircular tile inner wall 1-5, wherein the water inlet branch pipe and the water outlet branch pipe are respectively arranged at two ends of the semicircular tile outer wall, the semicircular tile outer wall is arranged at the outer side of the semicircular tile inner wall and is matched with the shape of the semicircular tile inner wall, the semicircular ring blind plates are arranged at two ends of the semicircular tile outer wall and at two ends of the semicircular tile inner wall and enclose a closed cavity channel between the inner side of the semicircular tile outer wall and the outer side of the semicircular tile inner wall, one end of the water inlet branch pipe and one end of the water outlet branch pipe are both connected with the closed cavity channel, and the other ends of the water inlet branch pipe and the water outlet branch pipe are respectively connected with a water inlet main pipe and a water outlet main pipe. The pipe hoop assembly comprises a semicircular plate body and connecting parts respectively arranged at two end parts of the semicircular plate body, mounting holes are formed in the connecting parts, and fixing bolts connected with the mounting holes in a threaded fit mode are arranged in the mounting holes. And the positions of the heat preservation layer and the shell corresponding to the water inlet branch pipe and the water outlet branch pipe are respectively provided with a mounting groove matched with the shapes of the water inlet branch pipe and the water outlet branch pipe. A semicircular ring rubber mat 2 is also arranged between the end part of the hollow semicircular tile heat exchange component and the end part of the shell; a snake-shaped flow passage is arranged in the closed cavity passage.

The hot medium flows in fluid pipeline 6, and fluid pipeline moves, constantly gives off used heat or useless cold to the external environment, like refrigerating system's blast pipe, liquefied gas vaporized conveyer pipe, large-scale air compressor's defeated oil pipe etc. all can be used heat exchanger is to its useless cold recovery of applied heat and recycle.

Installation of heat exchanger on the pipeline:

the first step, the inner walls of two mirror symmetry hollow semicircular tile heat exchange components 1 are attached to the outer wall of the same cut-off fluid pipeline 6 in an adsorption mode, a plurality of pairs of pipe hoops 3 are adopted to hoop and lock the two hollow semicircular tile heat exchange components 1 wrapped on the outer wall of the pipeline, and 360-degree attaching and wrapping are formed between the inner walls 1-5 of the two semicircular tiles and the outer wall of the fluid pipeline 6.

And secondly, filling and installing the heat-insulating layer 4 and the semicircular rubber mat in the shell 5 according to the positions shown in the drawing, then respectively attaching and installing components formed by the shell, the heat-insulating layer and the rubber mat on the outer surfaces of the two hollow semicircular tile heat exchange components 1, and finally locking and fixing the two shells and the heat-insulating component by using screws and nuts on fastening lugs at two ends of the two shells 5.

After the installation work is finished, the heat exchanger of the utility model is provided with two water inlet branch pipes 1-1 and two water outlet branch pipes 1-2 which are connected with external pipelines. The heat exchanger has two mutually independent cavitys, can establish ties or parallelly connected with single or a plurality of heat exchanger as required to improve useless cold waste heat recovery efficiency.

Application of heat exchanger in waste heat recovery of refrigerating system

As shown in fig. 6, the heat exchanger of the present invention is used for recovering waste heat of a refrigeration air-conditioning system.

As shown in fig. 6, the refrigeration compressor 7, the refrigerant high-pressure high-temperature exhaust pipe (fluid pipe) 6, the condenser 8, the expansion valve 9, the evaporator 10 and the related pipes constitute a complete refrigeration system.

When the refrigerating system is in operation, the high-temperature high-pressure gaseous refrigerant flows to the condenser in the exhaust pipe 6, and the exhaust pipe and the condenser emit a large amount of condensation heat to the outside. High-efficient heat exchanger of pipeline outer wall absorption formula, can carry out effective recycle with the heat that high temperature exhaust pipe fluid pipeline 6 gived off.

As shown in fig. 6, water is used as heat absorbing medium, and the fluid pipeline 6 of the high temperature exhaust pipe is wrapped with an absorbing means, and a plurality of heat exchangers 14 are installed, and are connected with the water tank 11 and the circulating water pump 12 in sequence by pipelines, so as to form a complete waste heat recovery system.

In the present waste heat recovery system, the waste heat recovery cycle process of the heat medium water:

cold water passes through delivery pipe 13, flows through in proper order from water tank 11 under water pump 12 drive heat exchanger 14 again through 16 backward flows to water tank 11 in, available gap bridge pipeline 15 links to each other with series connection or parallelly connected mode between a plurality of heat exchangers 14. Heat conduction and flow process for waste heat recovery: partial condensation heat passes through high temperature exhaust pipe fluid pipeline 6, warp the inboard surface of heat exchanger, conduction to the cold water that the heat exchanger inner chamber flows, cold water absorbs the heat and heaies up, through circulating water pump 12 drive, flows into in the water tank 11 again. The water circulating pump 12 continuously drives the water in the whole heat recovery system to keep continuous circulating flow, and the low-temperature water continuously absorbs the condensation waste heat of the refrigeration system through the heat exchanger 14 until the cold water is changed into hot water.

In conclusion, adopt the heat exchanger, can accomplish the construction to the energy-conserving project of refrigerating system waste heat recovery under the prerequisite of not carrying out any destruction to refrigerating system.

The heat exchanger can carry out recycle to the useless cold of used heat that the fluid pipe of various facility equipment gived off to the external world, and the construction is convenient, and is simple quick, is a very strong energy saving and emission reduction new technology of practicality.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A high efficiency heat exchanger of the adsorption type of the outer wall of a pipeline, which comprises a shell component, a heat exchange component and a fluid pipeline (6); the method is characterized in that: the heat exchange assembly comprises two hollow semicircular tile heat exchange parts (1), and the fluid pipeline is arranged in a hollow cylindrical cavity defined by the two hollow semicircular tile heat exchange parts; the two hollow semicircular tile heat exchange components are fixedly connected through a plurality of pipe hoop assemblies (3) arranged at intervals; the peripheral surface of each hollow semicircular tile heat exchange component is also provided with a heat insulation layer (4) with the shape matched with that of the peripheral surface; a groove matched with the pipe hoop assembly in shape is formed in the position, corresponding to the pipe hoop assembly, of the heat insulation layer; the shell component comprises two shells (5), and the heat-insulating layer is arranged between the inner peripheral surface of each shell and the outer peripheral surface of the hollow semicircular tile heat exchange component; the hollow semicircular tile heat exchange component comprises a water inlet branch pipe (1-1), a water outlet branch pipe (1-2), a semicircular tile outer wall (1-3), a semicircular ring blind plate (1-4) and a semicircular tile inner wall (1-5), wherein the water inlet branch pipe and the water outlet branch pipe are respectively arranged at two ends of the semicircular tile outer wall, the semicircular tile outer wall is arranged at the outer side of the semicircular tile inner wall and matched with the shape of the semicircular tile inner wall, the semicircular ring blind plate is arranged at two ends of the semicircular tile outer wall and the semicircular tile inner wall and is enclosed into a closed cavity channel between the inner side of the semicircular tile outer wall and the outer side of the semicircular tile inner wall, one ends of the water inlet branch pipe and the water outlet branch pipe are connected with the closed cavity channel, and the other ends of the water inlet branch pipe and the water outlet branch pipe are respectively connected with a water inlet main pipe and a water outlet main pipe.

2. The adsorption type efficient heat exchanger for the outer wall of the pipeline according to claim 1, characterized in that: the pipe hoop assembly comprises a semi-circular plate body and connecting portions arranged at two end portions of the semi-circular plate body respectively, mounting holes are formed in the connecting portions, and fixing bolts connected with the mounting holes in a threaded fit mode are arranged in the mounting holes.

3. The adsorption type efficient heat exchanger for the outer wall of the pipeline according to claim 1, characterized in that: and the positions of the heat preservation layer and the shell corresponding to the water inlet branch pipe and the water outlet branch pipe are respectively provided with a mounting groove matched with the shapes of the water inlet branch pipe and the water outlet branch pipe.

4. The adsorption type high-efficiency heat exchanger for the outer wall of the pipeline according to claim 1, characterized in that: a semicircular ring rubber mat (2) is arranged between the end part of the hollow semicircular tile heat exchange component and the end part of the shell; and a snake-shaped flow passage is arranged in the closed cavity channel.